ES8608479A1 - Procedimiento para la preparacion de ester tercibutilico de norcarnitina - Google Patents

Procedimiento para la preparacion de ester tercibutilico de norcarnitina

Info

Publication number
ES8608479A1
ES8608479A1 ES544824A ES544824A ES8608479A1 ES 8608479 A1 ES8608479 A1 ES 8608479A1 ES 544824 A ES544824 A ES 544824A ES 544824 A ES544824 A ES 544824A ES 8608479 A1 ES8608479 A1 ES 8608479A1
Authority
ES
Spain
Prior art keywords
product
slit
chamber
transversely
flat products
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES544824A
Other languages
English (en)
Other versions
ES544824A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sigma Tau Industrie Farmaceutiche Riunite SpA
Original Assignee
Sigma Tau Industrie Farmaceutiche Riunite SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sigma Tau Industrie Farmaceutiche Riunite SpA filed Critical Sigma Tau Industrie Farmaceutiche Riunite SpA
Publication of ES8608479A1 publication Critical patent/ES8608479A1/es
Publication of ES544824A0 publication Critical patent/ES544824A0/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
    • B21B45/0203—Cooling
    • B21B45/0209—Cooling devices, e.g. using gaseous coolants
    • B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
    • B21B45/0233—Spray nozzles, Nozzle headers; Spray systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/005—Curtain coaters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Nozzles (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

PROCEDIMIENTO PARA PREPARAR ESTER TERCIBUTILICO DE NORCARNITINA. COMPRENDE: A) CONDENSAR UN ACIDO CROTONICO D.F. (II) CON CLORURO DE TIONILO PARA OBTENER UN CLORURO DE CROTILO D.F. (III); B) HACER REACCIONAR A (III) CON TERCIBUTANOL, PARA OBTENER UN VINILACETATO DE TERCIBUTILO D.F. (IV); C) EPOXIDAR A (IV) CON ACIDO M-CLOROPERBENZOICO, PARA OBTENER UN EPOXI D.F. (V); D) HACER REACCIONAR A (V), EN METANOL CON UNA SOLUCION DE DIMETILAMINA EN METANOL, ENTRE 5 Y 30JC, EN ATMOSFERA DE GAS INERTE Y DURANTE 3 A 8 HORAS, PARA OBTENER UN C.D.F. (I); E) CONCENTRAR LA MEZCLA DE REACCION CON (I) BAJO VACIO; F) TRATAR EL CONCENTRADO DON EL ACETATO DE ETILO; G) EXTRAER EL CONCENTRADO CON UNA SOLUCION DE ACIDO DILUIDO; H) ALCALINIZAR EL EXTRACTO HASTA PH F 12; E I) REEXTRAER EL EXTRACTO ALCALINIZADO CON ETER ETILICO, PARA OBTENER A (I) PURIFICADO. SE UTILIZA PARA PREPARAR CARNITINA Y SUS DERIVADOS.
ES544824A 1984-07-04 1985-07-03 Procedimiento para la preparacion de ester tercibutilico de norcarnitina Expired ES8608479A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT48502/84A IT1177873B (it) 1984-07-04 1984-07-04 Dispositivo per il raffredamento di laminati a caldo piani

Publications (2)

Publication Number Publication Date
ES8608479A1 true ES8608479A1 (es) 1986-07-16
ES544824A0 ES544824A0 (es) 1986-07-16

Family

ID=11266946

Family Applications (2)

Application Number Title Priority Date Filing Date
ES544847A Expired ES8607767A1 (es) 1984-07-04 1985-07-03 Dispositivo para el enfriamiento de laminados en caliente planos
ES544824A Expired ES8608479A1 (es) 1984-07-04 1985-07-03 Procedimiento para la preparacion de ester tercibutilico de norcarnitina

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES544847A Expired ES8607767A1 (es) 1984-07-04 1985-07-03 Dispositivo para el enfriamiento de laminados en caliente planos

Country Status (11)

Country Link
US (1) US4645185A (es)
AT (1) AT390214B (es)
BE (1) BE902798A (es)
BR (1) BR8503298A (es)
CA (1) CA1253014A (es)
DE (2) DE3523829A1 (es)
ES (2) ES8607767A1 (es)
FR (1) FR2567048B1 (es)
GB (1) GB2161102B (es)
IT (1) IT1177873B (es)
NL (1) NL8501852A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE904177A (fr) * 1986-02-05 1986-08-05 Centre Rech Metallurgique Dispositif de refroidissement d'un produit metallique en mouvement.
FR2613642B1 (fr) * 1987-04-09 1990-12-21 Siderurgie Fse Inst Rech Dispositif de production d'un rideau de liquide
EP0383786B1 (de) * 1987-10-22 1992-05-06 MANNESMANN Aktiengesellschaft Vorrichtung zur erzeugung eines wasservorhangs
DD273391A1 (de) * 1988-06-29 1989-11-15 Bandstahlkombinat Matern Veb Verfahren und vorrichtung zur differenzierten abkuehlung von breit- flacherzeugnissen
BE1002565A6 (fr) * 1988-10-24 1991-03-26 Centre Rech Metallurgique Dispositif de refroidissement d'un element cylindrique en defilement.
JP3356283B2 (ja) * 1992-02-24 2002-12-16 アルキャン・インターナショナル・リミテッド 連続移動する金属ストリップの温度制御のために液体冷媒を適用および除去する方法および装置
DE4337342A1 (de) * 1993-11-02 1995-05-04 Schloemann Siemag Ag Vorrichtung zum Kühlen von Walzbändern
AT407125B (de) * 1997-06-06 2000-12-27 Ebner Peter Dipl Ing Vorrichtung zum spülen kaltgezogener, einen bund bildender rohre in einem rollenherdofen
AT406834B (de) 1997-12-18 2000-09-25 Voest Alpine Ind Anlagen Kühlvorrichtung zum kühlen eines heissen bewegten metallbandes

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1978895A (en) * 1931-11-23 1934-10-30 Walter R Clark Apparatus for rolling metal
US2211981A (en) * 1937-11-24 1940-08-20 Cold Metal Process Co Apparatus for cooling and guiding strip
NL6414097A (es) * 1963-12-04 1965-06-07
US3856281A (en) * 1971-07-17 1974-12-24 Centro Speriment Metallurg Device for cooling hot rolled metallic strips
US3941611A (en) * 1974-11-04 1976-03-02 Wean United, Inc. Apparatus for cooling strip like material
GB1595312A (en) * 1977-02-07 1981-08-12 Davy Loewy Ltd Cooling apparatus
JPS5588921A (en) * 1978-12-27 1980-07-05 Nippon Steel Corp Steel sheet cooler in hot strip mill
JPS5741317A (en) * 1980-08-27 1982-03-08 Kawasaki Steel Corp Cooling method for metallic plate material
GB2096490B (en) * 1981-04-13 1984-12-05 Davey Loewy Ltd Spraying apparatus
JPS5832511A (ja) * 1981-08-21 1983-02-25 Nippon Kokan Kk <Nkk> 厚鋼板の冷却方法
US4488710A (en) * 1983-09-06 1984-12-18 Wean United, Inc. Apparatus for optimizing the cooling of a generally circular cross-sectional longitudinal shaped workpiece

Also Published As

Publication number Publication date
GB2161102B (en) 1987-12-16
IT1177873B (it) 1987-08-26
BR8503298A (pt) 1986-04-01
ES8607767A1 (es) 1986-06-01
DE3523829C2 (es) 1988-05-11
ES544847A0 (es) 1986-06-01
DE8519321U1 (de) 1989-07-06
US4645185A (en) 1987-02-24
NL8501852A (nl) 1986-02-03
IT8448502A0 (it) 1984-07-04
DE3523829A1 (de) 1986-01-16
ATA191885A (de) 1989-09-15
FR2567048A1 (fr) 1986-01-10
CA1253014A (en) 1989-04-25
GB8516586D0 (en) 1985-08-07
BE902798A (fr) 1985-11-04
FR2567048B1 (fr) 1990-10-05
GB2161102A (en) 1986-01-08
ES544824A0 (es) 1986-07-16
AT390214B (de) 1990-04-10

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